lifting guide pillar

例句：

1. 1.The lifting guide pillar is used to help the elevator ascend and descend smoothly.
   提升导向柱用于帮助电梯平稳地上升和下降。
2. 2.The engineer carefully inspected the lifting guide pillar before starting the operation.
   工程师在开始操作之前仔细检查了提升导向柱。
3. 3.The lifting guide pillar was designed to prevent accidents during the construction process.
   提升导向柱的设计旨在防止施工过程中的事故。